There's no debate in the world as to whether people have weapons of mass destruction... We all know that. A trained ape knows that.

If a person is determined to fight to the death, then they may very well have that opportunity.

I am not going to give you a number for it because it's not my business to do intelligent work.

The worst mistake is to have the best ladder and the wrong wall.

If you are working from your inbox, you are working on other people’s priorities.

Know that the immediate staff and others in the Administration will assume that your manner, tone and tempo reflect the President's.

We [the USA] do have a big nation's problem. We have the problem of a nation that's got two oceans, oceans on either side. People come from all across the globe and want to live here and they want to work here and they want to invest here. And that's a good thing. And they make up this country. But as a people, we [americans] are not highly skilled in languages. We're not highly skilled in knowledge of other cultures. And that's a problem.